Question

A toy of mass0.145is
undergoing simple harmonic motion (SHM) on the end of a horizontal
spring with force constant300.
When the object is a distance1.25×10?2from
its equilibrium position, it is observed to have a speed
of0.300.

A).What
is the total energy of the object at any point of its motion?
in J

B).What is the
amplitude of the motion? in m

C).What is the
maximum speed attained by the object during its motion?in m/s